<% per_page ||= 20 %>
<%if  start - per_page >= 0 || start + per_page <= size%>
<p class='pagination'>
  <% if start - per_page >= 0 %>
    <a href="<%= current_page %>?start=<%= start - per_page %>" class='less'>&laquo; Previous</a>
  <% end %>

  <% (0...(size / per_page.to_f).ceil).each do |page_num| %>
    <% if start == page_num * per_page %>
       <%= page_num + 1 %>
    <% else %>
      <a href="<%= current_page %>?start=<%= page_num * per_page %>"> <%= page_num + 1 %></a>
    <% end %>
  <% end %>

  <% if start + per_page <= size %>
    <a href="<%= current_page %>?start=<%= start + per_page %>" class='more'>Next &raquo;</a>
  <% end %>
</p>
<%end%>
